2179202207

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1260383}}^1$

素因数の和:1260422

約数の個数: 16

約数和(自身を含む): 2823260160

約数和(自身を除く): 644057953

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1260383, 8822681, 16384979, 23947277, 114694853, 167630939, 311314601, 2179202207]

約数ペア:

[(1, 2179202207), (7, 311314601), (13, 167630939), (19, 114694853), (91, 23947277), (133, 16384979), (247, 8822681), (1729, 1260383)]